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Finding the Third Proportional to 83,457,768 and 179,256,039

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Solution

The third proportional to 83,457,768 and 179,256,039 is: 385,017,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457,768 : 179,256,039 = 179,256,039 : x
  2. Step 2: Convert to fraction form
    83,457,768/179,256,039 = 179,256,039/x
  3. Step 3: Cross multiply
    83,457,768x = 179,256,039 × 179,256,039
  4. Step 4: Simplify right side
    83,457,768x = 32,132,727,517,969,520
  5. Step 5: Solve for x
    x = 32,132,727,517,969,520/83,457,768
  6. Step 6: Final answer
    x = 385,017,815.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.